---> uname -a: Linux 07ccc1a32415 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 7.0G 43.0G 14% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-493 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-493@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 627 138 0 1071 1104 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/17/20 _x86_64_ (4 CPU) 18:33:30 LINUX RESTART (4 CPU) 18:34:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:35:01 89.59 38.82 50.77 0.00 7635.96 6827.10 0.00 18:36:01 1.65 0.00 1.65 0.00 0.00 31.02 0.00 18:37:01 0.38 0.00 0.38 0.00 0.00 5.86 0.00 18:38:01 0.18 0.00 0.18 0.00 0.00 3.45 0.00 18:39:01 0.28 0.00 0.28 0.00 0.00 5.41 0.00 18:40:01 0.50 0.00 0.50 0.00 0.00 6.81 0.00 18:41:01 0.33 0.02 0.32 0.00 0.13 3.40 0.00 18:42:01 41.71 41.43 0.28 0.00 4051.55 4.93 0.00 Average: 16.68 9.97 6.71 0.00 1448.42 848.80 0.00 18:34:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 210164 0 547188 29.08 2620 1121584 1118808 38.18 415676 1096216 120 18:36:01 215928 0 541392 28.77 2620 1121616 1080012 36.86 414060 1092656 20 18:37:01 215064 0 542248 28.82 2620 1121624 1080284 36.87 415520 1092648 16 18:38:01 211352 0 545960 29.02 2620 1121624 1080260 36.87 419120 1092116 12 18:39:01 211528 0 545780 29.01 2620 1121628 1080260 36.87 429584 1081944 16 18:40:01 211876 0 545424 28.99 2620 1121636 1080176 36.86 429268 1081944 8 18:41:01 212536 0 544760 28.95 2620 1121640 1080080 36.86 433932 1076648 12 18:42:01 75576 0 574404 30.53 2620 1228956 1116732 38.11 457436 1185072 176 Average: 195503 0 548394 29.15 2620 1135038 1089576 37.19 426824 1099906 48 18:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 eth0 684.85 514.02 1684.86 427.13 0.00 0.00 0.00 0.00 18:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:35:01 docker0 97.87 81.16 8.21 307.88 0.00 0.00 0.00 0.00 18:36:01 eth0 2.38 0.07 0.22 0.01 0.00 0.00 0.00 0.00 18:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:37:01 eth0 3.58 1.08 1.23 0.75 0.00 0.00 0.00 0.00 18:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:38:01 eth0 2.68 0.55 0.70 0.42 0.00 0.00 0.00 0.00 18:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:01 eth0 1.37 0.78 0.80 0.56 0.00 0.00 0.00 0.00 18:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 eth0 0.37 0.25 0.15 0.11 0.00 0.00 0.00 0.00 18:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:42:01 eth0 8.18 4.96 8.41 2.76 0.00 0.00 0.00 0.00 18:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 86.72 64.31 209.04 53.21 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.06 10.00 1.01 37.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/17/20 _x86_64_ (4 CPU) 18:33:30 LINUX RESTART (4 CPU) 18:34:02 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 15.78 0.00 5.82 2.80 0.02 75.58 18:35:01 0 17.23 0.00 7.63 4.41 0.02 70.70 18:35:01 1 14.08 0.00 5.04 2.40 0.02 78.46 18:35:01 2 17.38 0.00 5.14 2.72 0.02 74.74 18:35:01 3 14.44 0.00 5.46 1.68 0.02 78.41 18:36:01 all 0.16 0.00 0.05 0.00 0.00 99.79 18:36:01 0 0.50 0.00 0.03 0.00 0.00 99.47 18:36:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:36:01 2 0.07 0.00 0.07 0.00 0.00 99.87 18:36:01 3 0.03 0.00 0.05 0.00 0.00 99.92 18:37:01 all 0.19 0.00 0.04 0.00 0.04 99.73 18:37:01 0 0.10 0.00 0.02 0.00 0.03 99.85 18:37:01 1 0.15 0.00 0.05 0.00 0.03 99.77 18:37:01 2 0.48 0.00 0.03 0.00 0.07 99.42 18:37:01 3 0.03 0.00 0.05 0.00 0.02 99.90 18:38:01 all 0.17 0.00 0.04 0.00 0.03 99.75 18:38:01 0 0.08 0.00 0.03 0.00 0.02 99.87 18:38:01 1 0.12 0.00 0.05 0.00 0.07 99.77 18:38:01 2 0.48 0.00 0.05 0.00 0.03 99.43 18:38:01 3 0.02 0.00 0.03 0.00 0.02 99.93 18:39:01 all 0.14 0.00 0.05 0.00 0.00 99.81 18:39:01 0 0.05 0.00 0.02 0.00 0.00 99.93 18:39:01 1 0.10 0.00 0.07 0.00 0.00 99.83 18:39:01 2 0.35 0.00 0.08 0.00 0.00 99.57 18:39:01 3 0.07 0.00 0.02 0.00 0.00 99.92 18:40:01 all 0.15 0.00 0.07 0.00 0.00 99.78 18:40:01 0 0.02 0.00 0.00 0.00 0.00 99.98 18:40:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:40:01 2 0.53 0.00 0.22 0.00 0.00 99.25 18:40:01 3 0.02 0.00 0.03 0.00 0.00 99.95 18:41:01 all 0.15 0.00 0.03 0.00 0.00 99.81 18:41:01 0 0.05 0.00 0.05 0.00 0.00 99.90 18:41:01 1 0.02 0.00 0.02 0.00 0.00 99.97 18:41:01 2 0.50 0.00 0.02 0.00 0.00 99.48 18:41:01 3 0.05 0.00 0.05 0.00 0.00 99.90 18:42:01 all 0.89 0.00 0.33 0.95 0.00 97.83 18:42:01 0 0.32 0.00 0.25 0.38 0.00 99.05 18:42:01 1 1.55 0.00 0.58 3.12 0.02 94.73 18:42:01 2 0.83 0.00 0.18 0.03 0.00 98.95 18:42:01 3 0.87 0.00 0.28 0.27 0.00 98.58 Average: all 2.16 0.00 0.79 0.46 0.01 96.58 Average: 0 2.24 0.00 0.98 0.59 0.01 96.18 Average: 1 1.97 0.00 0.72 0.68 0.02 96.61 Average: 2 2.53 0.00 0.71 0.34 0.01 96.41 Average: 3 1.90 0.00 0.73 0.24 0.01 97.12